================
@@ -2993,6 +2993,62 @@ static QualType getNeonEltType(NeonTypeFlags Flags,
ASTContext &Context,
llvm_unreachable("Invalid NeonTypeFlag!");
}
+enum ArmStreamingType {
+ ArmNonStreaming,
+ ArmStreaming,
+ ArmStreamingCompatible,
+ ArmLocallyStreaming,
+ ArmStreamingOrSVE2p1
+};
+
+static ArmStreamingType getArmStreamingFnType(const FunctionDecl *FD) {
+ if (FD->hasAttr<ArmLocallyStreamingAttr>())
+ return ArmLocallyStreaming;
+ if (const auto *T = FD->getType()->getAs<FunctionProtoType>()) {
+ if (T->getAArch64SMEAttributes() & FunctionType::SME_PStateSMEnabledMask)
+ return ArmStreaming;
+ if (T->getAArch64SMEAttributes() &
FunctionType::SME_PStateSMCompatibleMask)
+ return ArmStreamingCompatible;
+ }
+ return ArmNonStreaming;
+}
+
+static void checkArmStreamingBuiltin(Sema &S, CallExpr *TheCall,
+ const FunctionDecl *FD,
+ ArmStreamingType BuiltinType) {
+ assert(BuiltinType != ArmLocallyStreaming &&
+ "Unexpected locally_streaming attribute for builtin!");
+
+ ArmStreamingType FnType = getArmStreamingFnType(FD);
+ if (BuiltinType == ArmStreamingOrSVE2p1) {
+ // Check intrinsics that are available in [sve2p1 or sme/sme2].
+ llvm::StringMap<bool> CallerFeatureMap;
+ S.Context.getFunctionFeatureMap(CallerFeatureMap, FD);
+ if (Builtin::evaluateRequiredTargetFeatures("sve2p1", CallerFeatureMap))
+ BuiltinType = ArmStreamingCompatible;
+ else
+ BuiltinType = ArmStreaming;
+ }
+
----------------
sdesmalen-arm wrote:
This seems irrelevant to this patch.
https://github.com/llvm/llvm-project/pull/73672
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